Firefoxdowngradetopreviousversion

1.FindoutyourFirefoxversion·2.Findtheversionyouwant·3.Downloadthenewversion·4.Uninstallthecurrentversion·5.Installthenewversion·6.,2021年4月21日—Open%USERPROFILE%-AppData-Roaming-Mozilla-Firefox-Profiles(copyandpasteintotheExploreraddressbarifusingWindows)andclickonthe ...,DowngradingtoapreviousFirefoxversiondoesn'tsolvemostproblems.Thisarticlelinkstoolderversionsandprovidessomealternatives.,...

參考資訊如下
How to restore Firefox to the previous (or install older) version

1. Find out your Firefox version · 2. Find the version you want · 3. Download the new version · 4. Uninstall the current version · 5. Install the new version · 6.

How do I revert Firefox to a previous version and keep my ...

2021年4月21日 — Open %USERPROFILE%-AppData-Roaming-Mozilla-Firefox-Profiles (copy and paste into the Explorer address bar if using Windows) and click on the ...

Install an older version of Firefox

Downgrading to a previous Firefox version doesn't solve most problems. This article links to older versions and provides some alternatives.

安裝舊版Firefox

安裝舊版Firefox. 此文章可能已經過時。 此文章的原文版本已經做出了重大更動。在此頁面更新前，您可能也會覺得這個有用: Install an older version of Firefox. 警告 ...

How do I roll back update?

2021年8月6日 — If you still want to downgrade, look under; I still want to downgrade. Click the Directory of other versions and languages link. Look for the ...

Restore previous version

2017年11月16日 — First, Type about:preferences#advanced<enter> in the address bar. Under Advanced, Select Update. [v57+] Type about:preferences#general<enter> in ...

Install an older version of Firefox

Downgrading to a previous Firefox version doesn't solve most problems. This article links to older versions and provides some alternatives.

How to downgradedownload to older versions of Firefox

2022年11月21日 — Method 1: Download older versions directly from Mozilla · Launch the older Firefox version you just downloaded. · Click on the hamburger menu ...

How to Downgrade Firefox

2021年4月30日 — 1. Go to https://ftp.mozilla.org/pub/firefox/releases/. 2. Download the installer for the version you want. 3. Uninstall the current version. 4.

Downgrade & Install Older Version of Mozilla Firefox on ...